Question

simplify: $3x + 2x$
a. $-5x$
b. $x$
c. $6x$
d. $5x$

Explanation:

Step1: Identify like terms

3x and 2x are like terms (same variable x).

Step2: Add coefficients

Add 3 and 2: $3 + 2 = 5$.

Step3: Combine with variable

Attach x to the sum: $5x$.

Answer:

d. 5x